. The main constituents of pearl are

(a) Calcium carbonate and magnesium carbonate

(b) Aragonite and conchiolin

(c) Ammonium sulphate and sodium chloride

(d) Calcium oxide and ammonium chloride

Answer Posted / vishalinc.kumar05

calcium carblnate and magnesium carbonate

Is This Answer Correct ?    5 Yes 2 No



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